Home / 26,917.48-37,146.13-15,587.57

Finding the Fourth Proportional to 26,917.48, 37,146.13 and 15,587.57

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Solution

The fourth proportional to 26,917.48, 37,146.13 and 15,587.57 is: 21,510.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,917.48 : 37,146.13 = 15,587.57 : x
  2. Step 2: Convert to fraction form
    26,917.48/37,146.13 = 15,587.57/x
  3. Step 3: Cross multiply
    26,917.48x = 37,146.13 × 15,587.57
  4. Step 4: Simplify right side
    26,917.48x = 579,017,955.50
  5. Step 5: Solve for x
    x = 579,017,955.50/26,917.48
  6. Step 6: Final answer
    x = 21,510.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.